public class TotalTermFreqValueSource extends ValueSource
TotalTermFreqValueSource
returns the total term freq
(sum of term freqs across all documents).
Returns -1 if frequencies were omitted for the field, or if
the codec doesn't support this statistic.Modifier and Type | Field and Description |
---|---|
protected java.lang.String |
field |
protected BytesRef |
indexedBytes |
protected java.lang.String |
indexedField |
protected java.lang.String |
val |
Constructor and Description |
---|
TotalTermFreqValueSource(java.lang.String field,
java.lang.String val,
java.lang.String indexedField,
BytesRef indexedBytes) |
Modifier and Type | Method and Description |
---|---|
void |
createWeight(java.util.Map context,
IndexSearcher searcher)
Implementations should propagate createWeight to sub-ValueSources which can optionally store
weight info in the context.
|
java.lang.String |
description()
description of field, used in explain()
|
boolean |
equals(java.lang.Object o) |
FunctionValues |
getValues(java.util.Map context,
LeafReaderContext readerContext)
Gets the values for this reader and the context that was previously
passed to createWeight().
|
int |
hashCode() |
java.lang.String |
name() |
asDoubleValuesSource, asLongValuesSource, fromDoubleValuesSource, getSortField, newContext, toString
protected final java.lang.String field
protected final java.lang.String indexedField
protected final java.lang.String val
protected final BytesRef indexedBytes
public TotalTermFreqValueSource(java.lang.String field, java.lang.String val, java.lang.String indexedField, BytesRef indexedBytes)
public java.lang.String name()
public java.lang.String description()
ValueSource
description
in class ValueSource
public FunctionValues getValues(java.util.Map context, LeafReaderContext readerContext) throws java.io.IOException
ValueSource
getValues
in class ValueSource
java.io.IOException
public void createWeight(java.util.Map context, IndexSearcher searcher) throws java.io.IOException
ValueSource
createWeight
in class ValueSource
java.io.IOException
public int hashCode()
hashCode
in class ValueSource
public boolean equals(java.lang.Object o)
equals
in class ValueSource
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